Php Undefined index writing xml file

Php Undefined index writing xml file

References

Reference NO 1

http://stackoverflow.com/questions/15187827/php-undefined-index-writing-xml-file

Reference NO 2

http://stackoverflow.com/questions/14407105/undefined-index-when-get-xml-from-php

Reference NO 3

http://www.dynamicdrive.com/forums/archive/index.php/t-14165.html

Reference NO 4

https://code.google.com/p/appaloosa-zabbix-templates/issues/detail?id=6

Reference NO 5

http://php.net/manual/en/function.xml-parse-into-struct.php

Reference NO 6

http://php.net/manual/es/function.session-start.php

Reference NO 7

http://www.dmxzone.com/go/13811/php-getting-notice-undefined-index/

Reference NO 8

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